The Hunter Environmental Institute (HEI) was established in 1988 to provide a forum for the interaction of people working in environmentally oriented fields in the Hunter Region. HEI is a non profit organisation.

Cockatoo Coal Limited is a rapidly growing Australian metallurgical and thermal coal producer.
ASX-listed in 2005, the Company is aggressively expanding production with the aim of becoming a major independent coal company, suited to servicing the ongoing growth in global demand for coal, particularly from Asia.